/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
/*
* linux / can / core . h
*
* Prototypes and definitions for CAN protocol modules using the PF_CAN core
*
* Authors : Oliver Hartkopp < oliver . hartkopp @ volkswagen . de >
* Urs Thuermann < urs . thuermann @ volkswagen . de >
* Copyright ( c ) 2002 - 2017 Volkswagen Group Electronic Research
* All rights reserved .
*
*/
#ifndef _CAN_CORE_H
#define _CAN_CORE_H
#include <linux/can.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#define DNAME(dev) ((dev) ? (dev)->name : "any" )
/**
* struct can_proto - CAN protocol structure
* @ type : type argument in socket ( ) syscall , e . g . SOCK_DGRAM .
* @ protocol : protocol number in socket ( ) syscall .
* @ ops : pointer to struct proto_ops for sock - > ops .
* @ prot : pointer to struct proto structure .
*/
struct can_proto {
int type;
int protocol;
const struct proto_ops *ops;
struct proto *prot;
};
/* required_size
* macro to find the minimum size of a struct
* that includes a requested member
*/
#define CAN_REQUIRED_SIZE(struct_type, member) \
(offsetof(typeof(struct_type), member) + \
sizeof (((typeof(struct_type) *)(NULL))->member))
/* function prototypes for the CAN networklayer core (af_can.c) */
extern int can_proto_register(const struct can_proto *cp);
extern void can_proto_unregister(const struct can_proto *cp);
int can_rx_register(struct net *net, struct net_device *dev,
canid_t can_id, canid_t mask,
void (*func)(struct sk_buff *, void *),
void *data, char *ident, struct sock *sk);
extern void can_rx_unregister(struct net *net, struct net_device *dev,
canid_t can_id, canid_t mask,
void (*func)(struct sk_buff *, void *),
void *data);
extern int can_send(struct sk_buff *skb, int loop);
void can_sock_destruct(struct sock *sk);
#endif /* !_CAN_CORE_H */
Messung V0.5 in Prozent C=98 H=100 G=98
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-09-28)
¤
*© Formatika GbR, Deutschland